定义一个时期

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How many working days in year 2022?

Here is the detail of the calculation:

Because 2022 is not a leap year, it has 365 days.

Let's remove 53 saturdays and 52 sundays. It remains 260 days.

Now, let's remove 7 public holidays that do not fall during a weekend and we obtain 253 working days in 2022.

Here is the list of these 7 public holidays:

1. Internationaler Frauentag : 星期二, 2022, 03, 8
2. Karfreitag : 星期五, 2022, 04, 15
3. Ostermontag : 星期一, 2022, 04, 18
4. Christi Himmelfahrt : 星期四, 2022, 05, 26
5. Pfingstmontag : 星期一, 2022, 06, 6
6. Tag der Deutschen Einheit : 星期一, 2022, 10, 3
7. Zweiter Weihnachtsfeiertag : 星期一, 2022, 12, 26

And here are the 4 public holidays falling on a weekend:

1. Neujahrstag : 星期六, 2022, 01, 1
2. Tag der Arbeit : 星期日, 2022, 05, 1
3. Tag der Befreiung : 星期日, 2022, 05, 8
4. Weihnachtstag : 星期日, 2022, 12, 25